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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#123 in Cologne
#10,692 in Germany
Ec Erdoelchemie Gmbh
Forward Citations = 7
9 inventors:
Ec Erdoelchemie Gmbh
Forward Citations = 7
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9 inventors (with patents filed for the assignee):
Christian Gabel (1 out of 7 patents)
Bernhard Schleppinghoff (1 out of 16 patents)
Peter M Lange (1 out of 26 patents)
4. Alfred Mitschker (1 out of 21 patents)
5. Dieter Woltjes (1 out of 2 patents)
6. Jens Herwig (1 out of 15 patents)
7. Hubert Sutter (1 out of 5 patents)
8. Alois Kolwert (1 out of 3 patents)
9. Hans-Ludwig Niederberger (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ec Erdoelchemie Gmbh. Retrieved from https://idiyas.com/company/ec-erdoelchemie
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]